LT1221(Rev_A) 查看數據表（PDF） - Linear Technology
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LT1221 Datasheet PDF : 8 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LT1221
Common-Mode Rejection Ratio
vs Frequency
120
VS = ±15V
100
TA = 25°C
80
60
40
20
0
1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
LT1221 • TPC10
Voltage Gain and Phase
vs Frequency
100
100
VS = ±15V
80
80
60
VS = ±5V
60
VS = ±15V
40
VS = ±5V
40
20
20
0
TA = 25°C
–20
100 1k 10k 100k 1M
FREQUENCY (Hz)
0
–20
10M 100M
LT1221 • TPC13
Gain-Bandwidth vs Temperature
180
VS = ±15V
170
160
150
140
130
120
– 50 – 25
0 25 50 75 100 125
TEMPERATURE (°C)
LT1221 • TPC16
Output Swing and Error
vs Settling Time (Noninverting)
10
8
VS = ±15V
TA = 25°C
6
10mV
1mV
4
2
0
–2
–4
10mV
1mV
–6
–8
–10
0
25
50
75 100 125
SETTLING TIME (ns)
LT1220 • TPC11
Output Swing and Error
vs Settling Time (Inverting)
10
8
VS = ±15V
TA = 25°C
6
10mV
1mV
4
2
0
–2
–4
10mV
1mV
–6
–8
–10
0
25
50
75 100 125
SETTLING TIME (ns)
LT1221 • TPC12
Frequency Response
vs Capacitive Load
24
22
VS = ±15V
TA = 25°C
20 AV = – 5
18
C = 100pF
16
C = 50pF
14
12
10
8
C = 500pF
C=0
6
C = 1000pF
4
1
10
100
FREQUENCY (MHz)
LT1221 • TPC14
Closed-Loop Output Impedance
vs Frequency
10
VS = ±15V
TA = 25°C
AV = 4
1
0.1
0.01
0.001
10k
100k
1M
10M
FREQUENCY (Hz)
100M
LT1221 • TPC15
Slew Rate vs Temperature
325
VS = ±15V
300
AV
=
–5
(SR+)
+
(SR–)
SR =
2
275
Total Harmonic Distortion
vs Frequency
0.01
VS = ±15V
VO = 3VRMS
RL = 500Ω
AV = 4
AV = –4
250
0.001
225
200
175
– 50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
LT1221 • TPC19
0.0001
10
100
1k
10k
100k
FREQUENCY (Hz)
LT1220 • TPC18
5
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